Model Comparison

GPT 6 Astra vs Grok 3

GPT 6 Astra ranks #4 on the AI IQ leaderboard with an estimated IQ of 140, while Grok 3 ranks #155 on the AI IQ leaderboard with an estimated IQ of 90. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Where They Sit on the IQ Bell Curve
Both models highlighted on the standard normal IQ distribution of every tracked model
IQ Dimensions Head to Head
The seven scored Composite IQ dimensions, side by side
Domains Head to Head
Applied domain composite scores where at least one model is measured
GPT 6 AstraOpenAIGrok 3xAI
Rank#4#155
IQ14090
Abstract Reasoning13671
Mathematical Reasoning14997
Academic Reasoning134100
Programmatic Reasoning15179
Computer Use14096
Reliability136100
Knowledge Work13389
Emotional Reasoning——
Effective Cost / 1M Tokens$34.14$19.76
Sticker Price / 1M I/O Tokens$60.00$24.00
Speed69 tok/s89 tok/s
Context Window1.1M—
Released2026-09-032025-02-17
Open WeightsNoNo